.ice-btn {
    display: inline-block;
    position: relative;
    background: #517C9F;
    color: #fff;
    text-align: center;
    font-family: 'Ubuntu', sans-serif;
    font-size: 15px;
    font-weight: bold;
    text-decoration: none;
    border-radius: 2px;
    overflow: hidden;
    -webkit-transition: all 0.15s ease-in;
    transition: all 0.15s ease-in;
}
.ice-btn:hover {
    background: #769FBF;
}
.ice-btn:before {
    content: ' ';
    position: absolute;
    background: #fff;
    width: 25px;
    height: 50px;
    top: 0;
    left: -45px;
    opacity: 0.3;
    -webkit-transition: all 0.25s ease-out;
    transition: all 0.25s ease-out;
    -webkit-transform: skewX(-25deg);
    transform: skewX(-25deg);
}
.ice-btn:hover:before {
    width: 45px;
    left: 205px;
}
.right-card-sign{
    display: block;
}
#signin{
    margin-left: 23px;
}
.sign-btn{
    width: 100px;
    height: 33px;
    line-height: 30px;
    margin-bottom: 0px;
}

.blog-nav-btn{
    width: 103px;
    height: 39px;
    line-height: 39px;
}
.ice-buy-btn{
     width: 150px;
     height: 40px;
     line-height: 40px;
 }
.ice-down-btn{
    width: 100px;
    height: 38px;
    line-height: 38px;
}